Lecture 3 comp arch OS bin.system

Question 1

brain of the comp

Answer 1

microprocessor

Question 2

the number of bits
processed in a single instruction

Answer 2

bandwidth

Question 3

allows the
computer to read data quickly to run
applications. It allows reading and writing

Answer 3

ram

Question 4

stores the
program required to initially boot the
computer. It only allows reading

Answer 4

rom

Question 5

non-volatile i.e. its contents are
retained even when the device is powered
off

Answer 5

rom

Question 5

is volatile i.e. its contents are lost when
the device is powered off

Answer 5

ram

Question 6

A connection point that acts as interface
between the computer and external
devices like mouse, printer, modem, etc

Answer 6

port

Question 7

computers with high processing
speeds that provide one or more
services to other systems on
the network

Answer 7

server

Question 8

computers used by organizations
like banks, airlines and railways to
handle millions and trillions of
online transactions per second

Answer 8

mainframe

Question 9

Software required to run the hardware parts of the computer and other application
software

Answer 9

syste sofrware

Question 10

is the lifeline of computer. You connect all the basic
devices like CPU, monitor, keyboard and mouse; plug in the power supply and
switch it on thinking you have everything in place

Answer 10

oper.system

Question 11

functions of os

Answer 11

Essential functions
Monitoring functions
Service functions

Question 12

is a symbolic
name for a single
executable machine
language instruction

Answer 12

mnemonics

Question 13

TYPES OF LANGUAGE INTERPRETER

Answer 13

• Assembler
• Interpreter
• Compiler

Question 14

A software that performs a single task and nothing else is called

Answer 14

application software:
* Word processing
* Spreadsheet
* Presentation
* Database management
* Multimedia tools

Question 15

Application software that assist OS in carrying out certain specialized tasks are called

Answer 15

utility software

Question 16

Managing a computer’s CPU to ensure its optimum utilization

Answer 16

processor management

Question 17

where program is physically stored in secondary memory
but appears to be stored in primary memory

Answer 17

virtual storage

Question 18

the simplest storage space allocation
technique where contiguous memory locations are assigned to each
program

Answer 18

contiguous storage allocation

Question 19

The program is divided into smaller
components and each component is stored in a separate location. A table keeps a record of where each component of the program is stored. When the processor needs to access any component, OS provides access using this allocation table

Answer 19

non contiguous storage